252273372811181 has 8 divisors (see below), whose sum is σ = 252690650929920. Its totient is φ = 251856100191168.

The previous prime is 252273372811177. The next prime is 252273372811193. The reversal of 252273372811181 is 181118273372252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 252273372811181 - 2² = 252273372811177 is a prime.

It is a super-2 number, since 2×252273372811181² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252273372811781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96177365 + ... + 98765541.

It is an arithmetic number, because the mean of its divisors is an integer number (31586331366240).

Almost surely, 2^{252273372811181} is an apocalyptic number.

It is an amenable number.

252273372811181 is a deficient number, since it is larger than the sum of its proper divisors (417278118739).

252273372811181 is a wasteful number, since it uses less digits than its factorization.

252273372811181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2749363.

The product of its digits is 2257920, while the sum is 53.

The spelling of 252273372811181 in words is "two hundred fifty-two trillion, two hundred seventy-three billion, three hundred seventy-two million, eight hundred eleven thousand, one hundred eighty-one".